Related Clues:

• ''Oh, really?''
• ''Really!''
• 'True'
• 'You know it!'
• End of a proverb on familiarity
• To be sure
• ''For sure!''
• Unquestionably
• 'For sure'
• Surely
• "Definitely!"
• 'That is correct'
• ''Do tell!''
• 'No doubt'
• "... is a friend ___"